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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Standardisation of the rear spare wheel carrier and luggage grid to increase ground clearance.

Identifier  ExFiles\Box 103\5\  scan0076
Date  26th March 1929
  
RR 755 REVISED (10H) (D.C. 777-29-2-28) Mᶜ C. Lᵀᴰ
X 5600 Completed 9/5/29.
STANDARDISATION of CHASSIS PARTS.

Description of Parts.
REAR SPARE WHEEL CARRIER AND LUGGAGE GRID. LOP. 51697

Origin.
To increase ground clearance.

Experimental Test Report.
The design differs little from that on 14-G4 which has done 10,000 miles.

Road Test Report.
Will have done 10,000 miles on 17-G4 before cars leave test.

Date 26.3.29
X No. 5600
Drawing No.
Part List

A Scrap and replace at all costs, including Chassis already delivered to Customers.
B Scrap and replace on Chassis in Works.
C Scrap present stock and replace on all Chassis not yet handed to test.
D Use existing stock Alteration effective on future Chassis.

Weight of Old Part.
Weight of New Part.
Difference per Car.
Cost of Old Part. £ 4-17-3
Cost of New Part. £ 7-0-6
Difference per Car. £ 2-3-3 Increase
Signature from Cost Dept. that above is correct. GRB 30/4/29.

Handwritten Note: If the Rear Spare Wheel carrier only is fitted the increased cost per chassis is £-1-4-0. Wathyl G 8/5/29.

Cost of Parts in Works which will be scrapped if commenced on:-
Series.........£.......
Series.........£.......
Series.........£.......

STAMPS: [RECEIVED 9 MAY 1929 J.S.], [CHASSIS DEPT.]

APPROVAL TABLE:
INITIAL | DATE | REMARKS
SG.{Arthur F. Sidgreaves - MD} | 9-5-29 | Agreed | Sg.{Arthur F. Sidgreaves - MD}
R.{Sir Henry Royce} | 22.4.29 | Agreed. | FHR.
WOR.{Arthur Wormald - General Works Manager} | 26.3.29 | Agreed. | Wor.{Arthur Wormald - General Works Manager}
RG.{Mr Rowledge} | 3.4.29 | Agreed. | RG.{Mr Rowledge}
DA.{Bernard Day - Chassis Design} | 4.4.29 | Agreed. | DA.{Bernard Day - Chassis Design}
BY.{R.W. Bailey - Chief Engineer} | 26.3.29 | Agreed. | BY.{R.W. Bailey - Chief Engineer}
EP.{G. Eric Platford - Chief Quality Engineer} | 27.3.29 | Agreed. | EP.{G. Eric Platford - Chief Quality Engineer}
E.{Mr Elliott - Chief Engineer} | 10.4.29 | Agreed. | E.{Mr Elliott - Chief Engineer}
PN.{Mr Northey} | 11.4.29 | Agreed. | PN.{Mr Northey}
CWB. | 27.3.29 | Agreed. | CWB.
HS.{Lord Ernest Hives - Chair} | 26.3.29 | Agreed. | Hs.{Lord Ernest Hives - Chair} Rm.{William Robotham - Chief Engineer}
  
  


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